Briggs & Stratton 391483S Oil Seal for Vertical Shaft Engines

The Briggs & Stratton 391483S is a genuine OEM oil seal designed to prevent oil leakage and maintain proper lubrication in small vertical shaft engines. This crankshaft seal creates a tight barrier between the crankshaft and engine block, essential for reliable engine operation and longevity.

Key Features:

• Genuine Briggs & Stratton replacement part ensures exact fit and quality
• Designed for 3-4 gross horsepower vertical shaft engines
• Compatible with 450 and 500 series engine models
• Replaces original part numbers 291841 and 391483
• Precision-manufactured seal material for durability and heat resistance

This oil seal is a critical maintenance component that should be replaced whenever the engine is disassembled or when oil leakage is detected around the crankshaft area. Using genuine Briggs & Stratton parts ensures proper sealing and extends engine life.